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Supplemental Cash Flow Information
9 Months Ended
Sep. 30, 2021
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information SUPPLEMENTAL CASH FLOW INFORMATION
 
The following table provides supplemental disclosure of cash flow information (in millions):
Nine Months Ended September 30,
20212020
Cash paid during the period for interest on debt, net of amounts capitalized$601 $636 

The balance in property, plant and equipment, net of accumulated depreciation funded with accounts payable and accrued liabilities (including affiliate) was $233 million as of both September 30, 2021 and 2020, respectively.